doubleiterator.java

java 的源代码

package com.reddragon2046.base.utilities.data.adapters;

import com.reddragon2046.base.utilities.data.InputIterator;
import com.reddragon2046.base.utilities.data.RandomAccessIterator;
import java.io.Serializable;

// Referenced classes of package com.reddragon2046.base.utilities.data.adapters:
//            AbstractArrayIterator, DoubleArray, DoubleBuffer

public final class DoubleIterator extends AbstractArrayIterator
    implements RandomAccessIterator, Serializable
{

    public static DoubleIterator begin(double array[])
    {
        return new DoubleIterator(array, 0);
    }

    public static DoubleIterator end(double array[])
    {
        return new DoubleIterator(array, array.length);
    }

    public DoubleIterator()
    {
        this(new DoubleArray(), 0);
    }

    public DoubleIterator(DoubleIterator iterator)
    {
        super(iterator.getContainer(), iterator.getInternalIndex());
        buffer = iterator.buffer;
    }

    public DoubleIterator(double vector[], int index)
    {
        this(new DoubleArray(vector), index);
    }

    public DoubleIterator(DoubleArray vector, int index)
    {
        super(vector, index);
        buffer = vector.m_array;
    }

    public DoubleIterator(DoubleBuffer vector, int index)
    {
        super(vector, index);
        buffer = vector.storage;
    }

    public Object clone()
    {
        return new DoubleIterator(this);
    }

    public boolean equals(Object object)
    {
        return (object instanceof DoubleIterator) && equals((DoubleIterator)object);
    }

    public boolean equals(DoubleIterator iterator)
    {
        return iterator.getInternalIndex() == getInternalIndex() && iterator.buffer == buffer;
    }

    public int hashCode()
    {
        return System.identityHashCode(buffer) ^ getInternalIndex();
    }

    public double getDouble()
    {
        return getDouble(0);
    }

    public Object get(int offset)
    {
        return new Double(getDouble(offset));
    }

    public double getDouble(int offset)
    {
        return buffer[getInternalIndex() + offset];
    }

    public void put(Object object)
    {
        put(0, object);
    }

    public void put(double object)
    {
        put(0, object);
    }

    public void put(int offset, Object object)
    {
        put(offset, DoubleBuffer.asDouble(object));
    }

    public void put(int offset, double object)
    {
        buffer[getInternalIndex() + offset] = object;
    }

    public boolean isCompatibleWith(InputIterator iterator)
    {
        return (iterator instanceof DoubleIterator) && buffer == ((DoubleIterator)iterator).buffer;
    }

    double buffer[];
    static final long serialVersionUID = 0x4c13442ecde77397L;
}